156 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



antenna/ 

 sca/& 



eye 



/ optic 

 / tract 



profocepha/on 

 attractor 



musc/e — — -"~~ 



A 



excretory 



g/and 



antenna/ 

 sca/e 



/ 



y 



excretory 

 g/and 



/ 



c/rcamoesop/yagea/ 



connecf/ye 



Figure 86. — Dorsal view of head region showing excretory gland. Carapace removed. A. Part of excretory gland 



dorsal to brain. B. Part of excretory gland ventral to brain. 



